. ♪ s. welcome back to "starting point." the attack on the consulate in benghazi was a terror attack. four americans died, including the u.s. ambassador to libya, christopher stevens. now the state department is warning u.s. citizens to avoid nonessential travel to pakistan. all this week, cnn is going in-depth to explore issues facing the presidential election. elise labott is joining us with more. >> president obama has evolved over the past four years of his presidency, originally travelled to cairo to try to bridge the gap between the u.s. and muslim world saying he wanted a relationship based on mutual respect. in 2011 we saw these uprisings across the middle east and north africa, calling it an historical opportunity, pledging to stand with those seeking democracy. here is how he said he envisioned u.s. involvement. >> after decades of accepting the wormd as it is in the region, we have a chance to pursue the world as it should be. >> now so what does that mean president obama did? he increased investment to the region